1120230211221 has 32 divisors (see below), whose sum is σ = 1810773811200. Its totient is φ = 678814622640.

The previous prime is 1120230211207. The next prime is 1120230211249. The reversal of 1120230211221 is 1221120320211.

1120230211221 is a `hidden beast` number, since 1 + 1 + 2 + 0 + 230 + 211 + 221 = 666.

It is not a de Polignac number, because 1120230211221 - 2⁵ = 1120230211189 is a prime.

It is a super-2 number, since 2×1120230211221² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1120230211194 and 1120230211203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120230211291) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1495230 + ... + 2115696.

It is an arithmetic number, because the mean of its divisors is an integer number (56586681600).

Almost surely, 2^{1120230211221} is an apocalyptic number.

1120230211221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1120230211221 is a deficient number, since it is larger than the sum of its proper divisors (690543599979).

1120230211221 is a wasteful number, since it uses less digits than its factorization.

1120230211221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626566 (or 626560 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 1120230211221 its reverse (1221120320211), we get a palindrome (2341350531432).

The spelling of 1120230211221 in words is "one trillion, one hundred twenty billion, two hundred thirty million, two hundred eleven thousand, two hundred twenty-one".